Sounds like a screwy/damaged GPU BIOS then, might be worth check GPU BIOS version, there is an update from Asus so check version numbers - https://www.asus.com/uk/Graphics-Cards/ ... _Download/ Never use drivers on a CD, always download newest ones from the website - for AMD its 15.11 - Looks like this:

Also you never mentioned which exact card you're running or which windows version, might be worth mentioning incase there's a simple hotfix!

If online bullying has taught us anything. It's that people would sooner hang themselves than lose a bit of weight.